501048965 has 4 divisors (see below), whose sum is σ = 601258764. Its totient is φ = 400839168.

The previous prime is 501048949. The next prime is 501048967. The reversal of 501048965 is 569840105.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 391762849 + 109286116 = 19793^2 + 10454^2 .

It is a cyclic number.

It is not a de Polignac number, because 501048965 - 2⁴ = 501048949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (501048967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50104892 + ... + 50104901.

It is an arithmetic number, because the mean of its divisors is an integer number (150314691).

Almost surely, 2^501048965 is an apocalyptic number.

It is an amenable number.

501048965 is a deficient number, since it is larger than the sum of its proper divisors (100209799).

501048965 is a wasteful number, since it uses less digits than its factorization.

501048965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100209798.

The product of its (nonzero) digits is 43200, while the sum is 38.

The square root of 501048965 is about 22384.1230563094. The cubic root of 501048965 is about 794.2551810038.

The spelling of 501048965 in words is "five hundred one million, forty-eight thousand, nine hundred sixty-five".